Answer b. en company advertises on he n rn h company p ys h pe\'a rs u seard\' e

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Answer b.

en company advertises on he n rn h company p ys h pe'a rs u seard' en ries Bah me an ad o he cum any appears h sea ch results end sum ne c ks on he in ick dud s when a compuler program pe en 1 o b custo" clicks on the link An analysisf 1,00 clicks coming into a company's site duing a week identifed 285 of these clicks as fraudulent Complete parts (a) thmugh (c) bew a) Under what conditions does it makc sensc to treat thes0 1,800 clicks as a samp? What would be the population? dentify the necessary conditions. Select all that apply. A. I he icks must be selected at random B. I he week must be randomly selected The week must be representative of typical week. company must be representative of all c c D. The s that advertise on the Internet. elify the population below. A. All clicks on ads placed in search results B. All C All traudulent clcks l companies that advertse on the Internet (b) Show the 95% confidence interval for the population proportion of fraudulent clicks in a form suitable for sharing with a nontechnical audience The 95% confidence interval for the population proportion is Round to cne decimal place as nccdcd.) %

Explanation / Answer

Answer b.

en company advertises on he n rn h company p ys h pe'a rs u seard' en ries Bah me an ad o he cum any appears h sea ch results end sum ne c ks on he in ick dud s when a compuler program pe en 1 o b custo" clicks on the link An analysisf 1,00 clicks coming into a company's site duing a week identifed 285 of these clicks as fraudulent Complete parts (a) thmugh (c) bew a) Under what conditions does it makc sensc to treat thes0 1,800 clicks as a samp? What would be the population? dentify the necessary conditions. Select all that apply. A. I he icks must be selected at random B. I he week must be randomly selected The week must be representative of typical week. company must be representative of all c c D. The s that advertise on the Internet. elify the population below. A. All clicks on ads placed in search results B. All C All traudulent clcks l companies that advertse on the Internet (b) Show the 95% confidence interval for the population proportion of fraudulent clicks in a form suitable for sharing with a nontechnical audience The 95% confidence interval for the population proportion is Round to cne decimal place as nccdcd.) %

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